Classic call-and-response style jokes that follow a set pattern.
Dewey have to keep knocking forever?
Anita who?
Anita borrow a few bucks for the bus?
Chris who?
Christmas is right around the corner!
Deborah who?
Deborah is always locked, that's why I'm knocking!
Humphrey who?
Humphrey's the one who will let me in, right?
Africa who?
Africa you going to answer the door or not?
Rita who?
Rita book and find out the answer!
Justin who?
Justin time for me to stop knocking!
Otto who?
Otto know, I've tried to get in like five times already!
Orange you glad I made it through all these knock-knock jokes?
Avenue at the door and let me come in!
Haven who?
Haven a good day, friend!